[INFO] fetching crate elastic4r 0.1.0...
[INFO] testing elastic4r-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate elastic4r 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate elastic4r 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elastic4r 0.1.0
[INFO] finished tweaking crates.io crate elastic4r 0.1.0
[INFO] tweaked toml for crates.io crate elastic4r 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate elastic4r 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20b11e8c36d4b33baec34472a69fdef4d39fd986897cbc21cf51c33cff4d8836
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20b11e8c36d4b33baec34472a69fdef4d39fd986897cbc21cf51c33cff4d8836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20b11e8c36d4b33baec34472a69fdef4d39fd986897cbc21cf51c33cff4d8836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b11e8c36d4b33baec34472a69fdef4d39fd986897cbc21cf51c33cff4d8836", kill_on_drop: false }`
[INFO] [stdout] 20b11e8c36d4b33baec34472a69fdef4d39fd986897cbc21cf51c33cff4d8836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b8e7af6cf5c14957bc71206026feb44ec5e0922f8bae98f27eabc6f83886383
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b8e7af6cf5c14957bc71206026feb44ec5e0922f8bae98f27eabc6f83886383", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling confy v0.4.0
[INFO] [stderr]    Compiling elastic4r v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_config`
[INFO] [stdout]   --> src/config.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn read_config(p: &Option<PathBuf>) -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_path_in_config_dir`
[INFO] [stdout]   --> src/config.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create_path_in_config_dir(file_name: &str) -> PathBuf {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.23s
[INFO] running `Command { std: "docker" "inspect" "6b8e7af6cf5c14957bc71206026feb44ec5e0922f8bae98f27eabc6f83886383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8e7af6cf5c14957bc71206026feb44ec5e0922f8bae98f27eabc6f83886383", kill_on_drop: false }`
[INFO] [stdout] 6b8e7af6cf5c14957bc71206026feb44ec5e0922f8bae98f27eabc6f83886383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ea36222e72c96ab165d94e1fc0fa2b270cdabd6b1a00ad999f036ad2a01fc2b
[INFO] running `Command { std: "docker" "start" "-a" "7ea36222e72c96ab165d94e1fc0fa2b270cdabd6b1a00ad999f036ad2a01fc2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling elastic4r v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_config`
[INFO] [stdout]   --> src/config.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn read_config(p: &Option<PathBuf>) -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_path_in_config_dir`
[INFO] [stdout]   --> src/config.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create_path_in_config_dir(file_name: &str) -> PathBuf {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "7ea36222e72c96ab165d94e1fc0fa2b270cdabd6b1a00ad999f036ad2a01fc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea36222e72c96ab165d94e1fc0fa2b270cdabd6b1a00ad999f036ad2a01fc2b", kill_on_drop: false }`
[INFO] [stdout] 7ea36222e72c96ab165d94e1fc0fa2b270cdabd6b1a00ad999f036ad2a01fc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdb7f79266aecec9a7d2b99e0cbb24fd2ee8e37c6ce49f673c2b0e84dd8dffd7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdb7f79266aecec9a7d2b99e0cbb24fd2ee8e37c6ce49f673c2b0e84dd8dffd7", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `read_config`
[INFO] [stderr]   --> src/config.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn read_config(p: &Option<PathBuf>) -> Config {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_path_in_config_dir`
[INFO] [stderr]   --> src/config.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn create_path_in_config_dir(file_name: &str) -> PathBuf {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `elastic4r` (bin "elastic4r" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/elastic4r-2d2e1dbcc651dc7f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdb7f79266aecec9a7d2b99e0cbb24fd2ee8e37c6ce49f673c2b0e84dd8dffd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb7f79266aecec9a7d2b99e0cbb24fd2ee8e37c6ce49f673c2b0e84dd8dffd7", kill_on_drop: false }`
[INFO] [stdout] bdb7f79266aecec9a7d2b99e0cbb24fd2ee8e37c6ce49f673c2b0e84dd8dffd7
